Double Star Calculator - Orbit

Orbital Elements for HU302
WDS: HU302 WDS ID/Discoverer
P: 237.200 Orbital period (years)
a: 0.748 Semi-major axis (arcseconds)
i: 80.6 Inclination (degrees)
Ω: 141.0 Longitude of ascending node (degrees)
T: 1883.110 Epoch of periastron passage (year)
e: 0.96 Eccentricity
ω: 89.6 Longitude of periastron (degrees)
Start-Year: 1906.4 Year
End-Year: 2143.6 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for HU302
Position: 041314.00+225731.7 Epoch-2000 right ascension and declination
WDS-ID: 04132+2258 WDS designation
Discoverer Code: HU302 Discover designation and components
ADS number: 3058 Aitken Double Star catalog
HD number: 284242 HD catalog number
Hipparcos number: 19702 Hipparcos catalog number
V1: 9.82 Magnitude of the primary
V2: 10.05 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2007 Date of last observation
Orbit grade: 4 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: n Flags
Ephemerides: Ephemerides
Code: Doc2010e Reference

Double Star Orbit for HU302



WDS 6th Orbit including measures of HU302

-- Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements) --


Legend:
Green plus signs:Visual (micrometric) measures
Violet asterisks:Photographic measures
Blue symbols:Various interferometric techniques
Dot-dash line:Indicates the line of nodes

Ephemeris of HU302
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.240    65.36
--------------------------
1906.40    0.245   349.77
1907.40    0.246   350.42
1908.40    0.248   351.06
1909.40    0.249   351.69
1910.40    0.250   352.31
1911.40    0.251   352.93
1912.40    0.252   353.54
1913.40    0.253   354.14
1914.40    0.254   354.75
1915.40    0.255   355.35
1916.40    0.256   355.94
1917.40    0.256   356.54
1918.40    0.257   357.13
1919.40    0.257   357.71
1920.40    0.258   358.30
1921.40    0.258   358.88
1922.40    0.259   359.46
1923.40    0.259     0.04
1924.40    0.259     0.62
1925.40    0.259     1.20
1926.40    0.259     1.78
1927.40    0.260     2.36
1928.40    0.260     2.93
1929.40    0.260     3.51
1930.40    0.260     4.08
1931.40    0.260     4.66
1932.40    0.260     5.23
1933.40    0.260     5.81
1934.40    0.260     6.39
1935.40    0.259     6.96
1936.40    0.259     7.54
1937.40    0.259     8.12
1938.40    0.259     8.70
1939.40    0.259     9.28
1940.40    0.259     9.86
1941.40    0.258    10.44
1942.40    0.258    11.02
1943.40    0.258    11.61
1944.40    0.257    12.19
1945.40    0.257    12.78
1946.40    0.257    13.36
1947.40    0.257    13.95
1948.40    0.256    14.54
1949.40    0.256    15.14
1950.40    0.256    15.73
1951.40    0.255    16.33
1952.40    0.255    16.92
1953.40    0.255    17.52
1954.40    0.254    18.12
1955.40    0.254    18.72
1956.40    0.253    19.33
1957.40    0.253    19.93
1958.40    0.253    20.54
1959.40    0.252    21.15
1960.40    0.252    21.76
1961.40    0.251    22.37
1962.40    0.251    22.99
1963.40    0.251    23.61
1964.40    0.250    24.22
1965.40    0.250    24.85
1966.40    0.250    25.47
1967.40    0.249    26.09
1968.40    0.249    26.72
1969.40    0.248    27.35
1970.40    0.248    27.98
1971.40    0.248    28.61
1972.40    0.247    29.25
1973.40    0.247    29.88
1974.40    0.247    30.52
1975.40    0.246    31.16
1976.40    0.246    31.80
1977.40    0.245    32.44
1978.40    0.245    33.09
1979.40    0.245    33.74
1980.40    0.244    34.39
1981.40    0.244    35.04
1982.40    0.244    35.69
1983.40    0.244    36.34
1984.40    0.243    37.00
1985.40    0.243    37.66
1986.40    0.243    38.31
1987.40    0.242    38.97
1988.40    0.242    39.64
1989.40    0.242    40.30
1990.40    0.242    40.96
1991.40    0.241    41.63
1992.40    0.241    42.29
1993.40    0.241    42.96
1994.40    0.241    43.63
1995.40    0.241    44.30
1996.40    0.240    44.97
1997.40    0.240    45.65
1998.40    0.240    46.32
1999.40    0.240    46.99
2000.40    0.240    47.67
2001.40    0.240    48.34
2002.40    0.240    49.02
2003.40    0.239    49.70
2004.40    0.239    50.37
2005.40    0.239    51.05
2006.40    0.239    51.73
2007.40    0.239    52.41
2008.40    0.239    53.09
2009.40    0.239    53.77
2010.40    0.239    54.45
2011.40    0.239    55.13
2012.40    0.239    55.81
2013.40    0.239    56.48
2014.40    0.239    57.16
2015.40    0.239    57.84
2016.40    0.239    58.52
2017.40    0.239    59.20
2018.40    0.239    59.88
2019.40    0.239    60.56
2020.40    0.239    61.24
2021.40    0.239    61.91
2022.40    0.240    62.59
2023.40    0.240    63.27
2024.40    0.240    63.94
2025.40    0.240    64.62
2026.40    0.240    65.29
2027.40    0.240    65.96
2028.40    0.240    66.64
2029.40    0.241    67.31
2030.40    0.241    67.98
2031.40    0.241    68.65
2032.40    0.241    69.32
2033.40    0.241    69.98
2034.40    0.241    70.65
2035.40    0.242    71.32
2036.40    0.242    71.98
2037.40    0.242    72.64
2038.40    0.242    73.31
2039.40    0.243    73.97
2040.40    0.243    74.62
2041.40    0.243    75.28
2042.40    0.243    75.94
2043.40    0.244    76.59
2044.40    0.244    77.25
2045.40    0.244    77.90
2046.40    0.244    78.55
2047.40    0.245    79.20
2048.40    0.245    79.85
2049.40    0.245    80.50
2050.40    0.245    81.14
2051.40    0.246    81.79
2052.40    0.246    82.43
2053.40    0.246    83.07
2054.40    0.246    83.71
2055.40    0.247    84.35
2056.40    0.247    84.99
2057.40    0.247    85.63
2058.40    0.247    86.26
2059.40    0.247    86.90
2060.40    0.248    87.53
2061.40    0.248    88.17
2062.40    0.248    88.80
2063.40    0.248    89.43
2064.40    0.248    90.06
2065.40    0.249    90.69
2066.40    0.249    91.31
2067.40    0.249    91.94
2068.40    0.249    92.57
2069.40    0.249    93.20
2070.40    0.249    93.82
2071.40    0.249    94.45
2072.40    0.249    95.07
2073.40    0.249    95.70
2074.40    0.249    96.32
2075.40    0.249    96.95
2076.40    0.249    97.58
2077.40    0.249    98.20
2078.40    0.249    98.83
2079.40    0.249    99.46
2080.40    0.248   100.09
2081.40    0.248   100.72
2082.40    0.248   101.35
2083.40    0.247   101.98
2084.40    0.247   102.62
2085.40    0.247   103.26
2086.40    0.246   103.90
2087.40    0.246   104.54
2088.40    0.245   105.18
2089.40    0.244   105.83
2090.40    0.243   106.49
2091.40    0.243   107.14
2092.40    0.242   107.81
2093.40    0.241   108.47
2094.40    0.240   109.15
2095.40    0.238   109.83
2096.40    0.237   110.51
2097.40    0.236   111.21
2098.40    0.234   111.91
2099.40    0.232   112.63
2100.40    0.230   113.35
2101.40    0.228   114.09
2102.40    0.226   114.85
2103.40    0.224   115.61
2104.40    0.221   116.40
2105.40    0.218   117.20
2106.40    0.215   118.03
2107.40    0.211   118.89
2108.40    0.207   119.78
2109.40    0.203   120.70
2110.40    0.198   121.67
2111.40    0.192   122.69
2112.40    0.186   123.77
2113.40    0.179   124.94
2114.40    0.171   126.21
2115.40    0.161   127.62
2116.40    0.149   129.25
2117.40    0.133   131.20
2118.40    0.112   133.78
2119.40    0.078   138.06
2120.40    0.013   299.82
2121.40    0.086   324.83
2122.40    0.118   328.54
2123.40    0.138   330.91
2124.40    0.153   332.73
2125.40    0.166   334.26
2126.40    0.176   335.59
2127.40    0.184   336.79
2128.40    0.192   337.88
2129.40    0.198   338.90
2130.40    0.204   339.86
2131.40    0.209   340.77
2132.40    0.214   341.64
2133.40    0.218   342.47
2134.40    0.222   343.28
2135.40    0.225   344.05
2136.40    0.228   344.81
2137.40    0.231   345.54
2138.40    0.234   346.26
2139.40    0.236   346.96
2140.40    0.239   347.65
2141.40    0.241   348.33
2142.40    0.243   348.99
2143.40    0.244   349.64






Disclaimer
This result is provided without warranty. For all terms, see the Full Disclaimer. Copyright (C) 2025. Unless otherwise noted, all output generated by the Double Star Calculator including orbit diagrams, ephemerides, and analytical reports is licensed under CC BY 4.0.


Acknowledgements
The Double Star Calculator - Orbital Elements makes use of the Washington Double Star Sixth Catalog of Orbits of Visual Binary Stars, maintained at the U.S. Naval Observatory.


Report Information
Double Star Calculator: Version 1.2 ($Rev: 2397 $)
Report created: 2026-06-25 15:18:58



www.stella-vega.de